(NdIALEKTIKA PRIRODY (B/s - (N|NGELXS(B, (NfRIDRIHs; (NiNSTITUT mARKSA(B-(N|NGELXSA(B-(NlENINA PRI ck wkps ((Nb(B. (NG (B:s (Nogiz(B,s, 1948)
Keywords: (NkOSMOLOGIQ(B. (NfILOSOFIQ PRIRODY(B. [(NdIALEKTIKA(B]s